With $1 go casino, win 20 bets and you are a millionaire.
You only need win 20 time with $1.
Either that or you start with $128 and win 13 times.
First you need to find casino that lets you place so bets.

$1
$2
$4
$8
.
.
.
$262, 144
$524,288
$1,048,576
Fwah~~~ Good suggestion...
since it's a good 50-50 chance...
it's either u win or u lose~ 